R1 Whey Blend by Rule 1 R1 Whey Blend by Rule 1 is a highly effective whey protein blend designed to fuel muscle recovery, gains, and athletic performance. Synthesised from multiple protein sources, R1 Whey Blend is the best of both worlds; the WPI allows ultra-fast protein uptake for a perfect post-training recovery shake, while the whey protein concentrate has a slower release formula which enables recovery well after training has finished. Features High protein content Low in carbohydrates and fat Optimised protein blend for maximum muscle growth and recovery Contains WPI for ultra-fast post-training uptake Our ThoughtsR1 Whey Blend is the perfect addition to your gym bag, no matter your training style or current regime. Because its blended from multiple protein sources, R1 Whey Blend is a useful addition to almost any diet, and can be consumed in multiple different forms including as a traditional protein shake, or mixed with morning oats. Available in a huge range of delicious flavours, theres bound to be a R1 Whey Blend to suit every palette (and training goal!).